<template>
  <view class="uni-file-picker__files">
    <view v-if="!readonly" class="files-button" @click="choose">
      <slot></slot>
    </view>
    <!-- :class="{'is-text-box':showType === 'list'}" -->
    <view
      v-if="list.length > 0"
      class="uni-file-picker__lists is-text-box"
      :style="borderStyle"
    >
      <!-- ,'is-list-card':showType === 'list-card' -->

      <view
        class="uni-file-picker__lists-box"
        v-for="(item, index) in list"
        :key="index"
        :class="{
          'files-border': index !== 0 && styles.dividline,
        }"
        :style="index !== 0 && styles.dividline && borderLineStyle"
      >
        <view class="uni-file-picker__item">
          <!-- :class="{'is-text-image':showType === 'list'}" -->
          <!-- 	<view class="files__image is-text-image">
						<image class="header-image" :src="item.logo" mode="aspectFit"></image>
					</view> -->
          <view class="files__name">{{ item.name }}</view>
          <view
            v-if="delIcon && !readonly"
            class="icon-del-box icon-files"
            @click="delFile(index)"
          >
            <view class="icon-del icon-files"></view>
            <view class="icon-del rotate"></view>
          </view>
        </view>
        <view
          v-if="(item.progress && item.progress !== 100) || item.progress === 0"
          class="file-picker__progress"
        >
          <progress
            class="file-picker__progress-item"
            :percent="item.progress === -1 ? 0 : item.progress"
            stroke-width="4"
            :backgroundColor="item.errMsg ? '#ff5a5f' : '#EBEBEB'"
          />
        </view>
        <view
          v-if="item.status === 'error'"
          class="file-picker__mask"
          @click.stop="uploadFiles(item, index)"
        >
          点击重试
        </view>
      </view>
    </view>
  </view>
</template>

<script>
export default {
  name: 'uploadFile',
  emits: ['uploadFiles', 'choose', 'delFile'],
  props: {
    filesList: {
      type: Array,
      default() {
        return []
      },
    },
    delIcon: {
      type: Boolean,
      default: true,
    },
    limit: {
      type: [Number, String],
      default: 9,
    },
    showType: {
      type: String,
      default: '',
    },
    listStyles: {
      type: Object,
      default() {
        return {
          // 是否显示边框
          border: true,
          // 是否显示分隔线
          dividline: true,
          // 线条样式
          borderStyle: {},
        }
      },
    },
    readonly: {
      type: Boolean,
      default: false,
    },
  },
  computed: {
    list() {
      let files = []
      this.filesList.forEach((v) => {
        files.push(v)
      })
      return files
    },
    styles() {
      let styles = {
        border: true,
        dividline: true,
        'border-style': {},
      }
      return Object.assign(styles, this.listStyles)
    },
    borderStyle() {
      let { borderStyle, border } = this.styles
      let obj = {}
      if (!border) {
        obj.border = 'none'
      } else {
        let width = (borderStyle && borderStyle.width) || 1
        width = this.value2px(width)
        let radius = (borderStyle && borderStyle.radius) || 5
        radius = this.value2px(radius)
        obj = {
          'border-width': width,
          'border-style': (borderStyle && borderStyle.style) || 'solid',
          'border-color': (borderStyle && borderStyle.color) || '#eee',
          'border-radius': radius,
        }
      }
      let classles = ''
      for (let i in obj) {
        classles += `${i}:${obj[i]};`
      }
      return classles
    },
    borderLineStyle() {
      let obj = {}
      let { borderStyle } = this.styles
      if (borderStyle && borderStyle.color) {
        obj['border-color'] = borderStyle.color
      }
      if (borderStyle && borderStyle.width) {
        let width = (borderStyle && borderStyle.width) || 1
        let style = (borderStyle && borderStyle.style) || 0
        if (typeof width === 'number') {
          width += 'px'
        } else {
          width = width.indexOf('px') ? width : width + 'px'
        }
        obj['border-width'] = width

        if (typeof style === 'number') {
          style += 'px'
        } else {
          style = style.indexOf('px') ? style : style + 'px'
        }
        obj['border-top-style'] = style
      }
      let classles = ''
      for (let i in obj) {
        classles += `${i}:${obj[i]};`
      }
      return classles
    },
  },

  methods: {
    uploadFiles(item, index) {
      this.$emit('uploadFiles', {
        item,
        index,
      })
    },
    choose() {
      this.$emit('choose')
    },
    delFile(index) {
      this.$emit('delFile', index)
    },
    value2px(value) {
      if (typeof value === 'number') {
        value += 'px'
      } else {
        value = value.indexOf('px') !== -1 ? value : value + 'px'
      }
      return value
    },
  },
}
</script>

<style lang="scss">
.uni-file-picker__files {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  flex-direction: column;
  justify-content: flex-start;
}

.files-button {
  // border: 1px red solid;
}

.uni-file-picker__lists {
  position: relative;
  margin-top: 5px;
  overflow: hidden;
}

.file-picker__mask {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  justify-content: center;
  align-items: center;
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  left: 0;
  color: #fff;
  font-size: 14px;
  background-color: rgba(0, 0, 0, 0.4);
}

.uni-file-picker__lists-box {
  position: relative;
}

.uni-file-picker__item {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  align-items: center;
  padding: 8px 10px;
  padding-right: 5px;
  padding-left: 10px;
}

.files-border {
  border-top: 1px #eee solid;
}

.files__name {
  flex: 1;
  font-size: 14px;
  color: #666;
  margin-right: 25px;
  /* #ifndef APP-NVUE */
  word-break: break-all;
  word-wrap: break-word;
  /* #endif */
}

.icon-files {
  /* #ifndef APP-NVUE */
  position: static;
  background-color: initial;
  /* #endif */
}

// .icon-files .icon-del {
// 	background-color: #333;
// 	width: 12px;
// 	height: 1px;
// }

.is-list-card {
  border: 1px #eee solid;
  margin-bottom: 5px;
  border-radius: 5px;
  box-shadow: 0 0 2px 0px rgba(0, 0, 0, 0.1);
  padding: 5px;
}

.files__image {
  width: 40px;
  height: 40px;
  margin-right: 10px;
}

.header-image {
  width: 100%;
  height: 100%;
}

.is-text-box {
  border: 1px #eee solid;
  border-radius: 5px;
}

.is-text-image {
  width: 25px;
  height: 25px;
  margin-left: 5px;
}

.rotate {
  position: absolute;
  transform: rotate(90deg);
}

.icon-del-box {
  /* #ifndef APP-NVUE */
  display: flex;
  margin: auto 0;
  /* #endif */
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0px;
  bottom: 0;
  right: 5px;
  height: 26px;
  width: 26px;
  // border-radius: 50%;
  // background-color: rgba(0, 0, 0, 0.5);
  z-index: 2;
  transform: rotate(-45deg);
}

.icon-del {
  width: 15px;
  height: 1px;
  background-color: #333;
  // border-radius: 1px;
}

/* #ifdef H5 */
@media all and (min-width: 768px) {
  .uni-file-picker__files {
    max-width: 375px;
  }
}

/* #endif */
</style>
